/*
 * @Descripttion: 
 * @version: 
 * @Author: -ViJia
 * @Date: 2020-05-22 14:42:20
 * @LastEditors: -ViJia
 * @LastEditTime: 2021-12-16 17:39:21
 */
export function timeFix() {
  const time = new Date();
  const hour = time.getHours();
  return hour < 9 ? '早上好' : hour <= 11 ? '上午好' : hour <= 13 ? '中午好' : hour < 20 ? '下午好' : '晚上好';
}
export function welcome () {
  const arr = ['休息一会儿吧', '欢迎你回来', '今天也是元气满满的一天哦', '我猜你可能累了']
  const index = Math.floor(Math.random() * arr.length)
  return arr[index]
}
/**
 * 触发 window.resize
 */
export function triggerWindowResizeEvent() {
  const event = document.createEvent('HTMLEvents');
  event.initEvent('resize', true, true);
  event.eventType = 'message';
  window.dispatchEvent(event);
}

export function handleScrollHeader(callback) {
  let timer = 0;

  let beforeScrollTop = window.pageYOffset;
  callback = callback || function () {};
  window.addEventListener(
    'scroll',
    (event) => {
      clearTimeout(timer);
      timer = setTimeout(() => {
        let direction = 'up';
        const afterScrollTop = window.pageYOffset;
        const delta = afterScrollTop - beforeScrollTop;
        if (delta === 0) {
          return false;
        }
        direction = delta > 0 ? 'down' : 'up';
        callback(direction);
        beforeScrollTop = afterScrollTop;
      }, 50);
    },
    false,
  );
}

/**
 * Remove loading animate
 * @param id parent element id or class
 * @param timeout
 */
export function removeLoadingAnimate(id = '', timeout = 1500) {
  if (id === '') {
    return;
  }
  setTimeout(() => {
    document.body.removeChild(document.getElementById(id));
  }, timeout);
}
